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-rw-r--r--tools/lib/h5tools_utils.c159
1 files changed, 103 insertions, 56 deletions
diff --git a/tools/lib/h5tools_utils.c b/tools/lib/h5tools_utils.c
index 45e436c..8a7a4dd 100644
--- a/tools/lib/h5tools_utils.c
+++ b/tools/lib/h5tools_utils.c
@@ -1079,6 +1079,55 @@ done:
return ret_value;
}
+#ifdef H5_HAVE_ROS3_VFD
+/*----------------------------------------------------------------------------
+ *
+ * Function: h5tools_parse_ros3_fapl_tuple
+ *
+ * Purpose: A convenience function that parses a string containing a tuple
+ * of S3 VFD credential information and then passes the result to
+ * `h5tools_populate_ros3_fapl()` in order to setup a valid
+ * configuration for the S3 VFD.
+ *
+ * Return: SUCCEED/FAIL
+ *
+ *----------------------------------------------------------------------------
+ */
+herr_t
+h5tools_parse_ros3_fapl_tuple(const char *tuple_str, int delim,
+ H5FD_ros3_fapl_t *fapl_config_out)
+{
+ const char *ccred[3];
+ unsigned nelems = 0;
+ char *start = NULL;
+ char *s3cred_src = NULL;
+ char **s3cred = NULL;
+ herr_t ret_value = SUCCEED;
+
+ /* Attempt to parse S3 credentials tuple */
+ if (parse_tuple(tuple_str, delim, &s3cred_src, &nelems, &s3cred) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "failed to parse S3 VFD info tuple");
+
+ /* Sanity-check tuple count */
+ if (nelems != 3)
+ H5TOOLS_GOTO_ERROR(FAIL, "invalid S3 VFD credentials");
+
+ ccred[0] = (const char *)s3cred[0];
+ ccred[1] = (const char *)s3cred[1];
+ ccred[2] = (const char *)s3cred[2];
+
+ if (0 == h5tools_populate_ros3_fapl(fapl_config_out, ccred))
+ H5TOOLS_GOTO_ERROR(FAIL, "failed to populate S3 VFD FAPL config");
+
+done:
+ if (s3cred)
+ HDfree(s3cred);
+ if (s3cred_src)
+ HDfree(s3cred_src);
+
+ return ret_value;
+}
+
/*----------------------------------------------------------------------------
*
@@ -1142,7 +1191,6 @@ done:
*
*----------------------------------------------------------------------------
*/
-#ifdef H5_HAVE_ROS3_VFD
int
h5tools_populate_ros3_fapl(H5FD_ros3_fapl_t *fa,
const char **values)
@@ -1266,73 +1314,72 @@ h5tools_populate_ros3_fapl(H5FD_ros3_fapl_t *fa,
done:
return ret_value;
-
} /* h5tools_populate_ros3_fapl */
#endif /* H5_HAVE_ROS3_VFD */
-
-/*-----------------------------------------------------------------------------
- *
- * Function: h5tools_set_configured_fapl
- *
- * Purpose: prepare fapl_id with the given property list, according to
- * VFD prototype.
+#ifdef H5_HAVE_LIBHDFS
+/*----------------------------------------------------------------------------
*
- * Return: 0 on failure, 1 on success
+ * Function: h5tools_parse_hdfs_fapl_tuple
*
- * Programmer: Jacob Smith
- * 2018-05-21
+ * Purpose: A convenience function that parses a string containing a tuple
+ * of HDFS VFD configuration information.
*
- * Changes: None.
+ * Return: SUCCEED/FAIL
*
- *-----------------------------------------------------------------------------
+ *----------------------------------------------------------------------------
*/
-int
-h5tools_set_configured_fapl(hid_t fapl_id,
- const char vfd_name[],
- void *fapl_t_ptr)
+herr_t
+h5tools_parse_hdfs_fapl_tuple(const char *tuple_str, int delim,
+ H5FD_hdfs_fapl_t *fapl_config_out)
{
- int ret_value = 1;
-
- if (fapl_id < 0) {
- return 0;
+ unsigned long k = 0;
+ unsigned nelems = 0;
+ char *props_src = NULL;
+ char **props = NULL;
+ herr_t ret_value = SUCCEED;
+
+ /* Attempt to parse HDFS configuration tuple */
+ if (parse_tuple(tuple_str, delim, &props_src, &nelems, &props) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "failed to parse HDFS VFD configuration tuple");
+
+ /* Sanity-check tuple count */
+ if (nelems != 5)
+ H5TOOLS_GOTO_ERROR(FAIL, "invalid HDFS VFD configuration");
+
+ /* Populate fapl configuration structure with given properties.
+ * WARNING: No error-checking is done on length of input strings...
+ * Silent overflow is possible, albeit unlikely.
+ */
+ if (HDstrncmp(props[0], "", 1)) {
+ HDstrncpy(fapl_config_out->namenode_name, (const char *)props[0], HDstrlen(props[0]));
}
-
- if (!strcmp("", vfd_name)) {
- goto done;
-
-#ifdef H5_HAVE_ROS3_VFD
- } else if (!strcmp("ros3", vfd_name)) {
- if ((fapl_id == H5P_DEFAULT) ||
- (fapl_t_ptr == NULL) ||
- (FAIL == H5Pset_fapl_ros3(
- fapl_id,
- (H5FD_ros3_fapl_t *)fapl_t_ptr)))
- {
- ret_value = 0;
- goto done;
- }
-#endif /* H5_HAVE_ROS3_VFD */
-
-#ifdef H5_HAVE_LIBHDFS
- } else if (!strcmp("hdfs", vfd_name)) {
- if ((fapl_id == H5P_DEFAULT) ||
- (fapl_t_ptr == NULL) ||
- (FAIL == H5Pset_fapl_hdfs(
- fapl_id,
- (H5FD_hdfs_fapl_t *)fapl_t_ptr)))
- {
- ret_value = 0;
- goto done;
- }
-#endif /* H5_HAVE_LIBHDFS */
-
- } else {
- ret_value = 0; /* unrecognized fapl type "name" */
+ if (HDstrncmp(props[1], "", 1)) {
+ k = strtoul((const char *)props[1], NULL, 0);
+ if (errno == ERANGE)
+ H5TOOLS_GOTO_ERROR(FAIL, "supposed port number wasn't");
+ fapl_config_out->namenode_port = (int32_t)k;
+ }
+ if (HDstrncmp(props[2], "", 1)) {
+ HDstrncpy(fapl_config_out->kerberos_ticket_cache, (const char *)props[2], HDstrlen(props[2]));
+ }
+ if (HDstrncmp(props[3], "", 1)) {
+ HDstrncpy(fapl_config_out->user_name, (const char *)props[3], HDstrlen(props[3]));
+ }
+ if (HDstrncmp(props[4], "", 1)) {
+ k = HDstrtoul((const char *)props[4], NULL, 0);
+ if (errno == ERANGE)
+ H5TOOLS_GOTO_ERROR(FAIL, "supposed buffersize number wasn't");
+ fapl_config_out->stream_buffer_size = (int32_t)k;
}
done:
- return ret_value;
+ if (props)
+ HDfree(props);
+ if (props_src)
+ HDfree(props_src);
-} /* h5tools_set_configured_fapl() */
+ return ret_value;
+}
+#endif /* H5_HAVE_LIBHDFS */